完成

coverage/coverage.json

@@ -1 +1 @@
-{"D:\\hzq\\GitHub\\ts-npm-template\\dist\\index.js":{"path":"D:\\hzq\\GitHub\\ts-npm-template\\dist\\index.js","s":{"1":1,"2":1,"3":1,"4":0,"5":1,"6":0,"7":1},"b":{"1":[0,1],"2":[0,1]},"f":{"1":1},"fnMap":{"1":{"name":"(anonymous_1)","line":3,"loc":{"start":{"line":3,"column":19},"end":{"line":3,"column":35}}}},"statementMap":{"1":{"start":{"line":2,"column":0},"end":{"line":2,"column":62}},"2":{"start":{"line":3,"column":0},"end":{"line":7,"column":3}},"3":{"start":{"line":4,"column":4},"end":{"line":4,"column":32}},"4":{"start":{"line":4,"column":24},"end":{"line":4,"column":30}},"5":{"start":{"line":5,"column":4},"end":{"line":5,"column":32}},"6":{"start":{"line":5,"column":24},"end":{"line":5,"column":30}},"7":{"start":{"line":6,"column":4},"end":{"line":6,"column":17}}},"branchMap":{"1":{"line":4,"type":"if","locations":[{"start":{"line":4,"column":4},"end":{"line":4,"column":4}},{"start":{"line":4,"column":4},"end":{"line":4,"column":4}}]},"2":{"line":5,"type":"if","locations":[{"start":{"line":5,"column":4},"end":{"line":5,"column":4}},{"start":{"line":5,"column":4},"end":{"line":5,"column":4}}]}}}}
+{"D:\\hzq\\GitHub\\ts-npm-template\\dist\\index.js":{"path":"D:\\hzq\\GitHub\\ts-npm-template\\dist\\index.js","s":{"1":1,"2":1,"3":1,"4":0,"5":1,"6":0,"7":1},"b":{"1":[0,1],"2":[0,1]},"f":{"1":1},"fnMap":{"1":{"name":"(anonymous_1)","line":3,"loc":{"start":{"line":3,"column":14},"end":{"line":3,"column":30}}}},"statementMap":{"1":{"start":{"line":2,"column":0},"end":{"line":2,"column":62}},"2":{"start":{"line":3,"column":0},"end":{"line":7,"column":2}},"3":{"start":{"line":4,"column":4},"end":{"line":4,"column":32}},"4":{"start":{"line":4,"column":24},"end":{"line":4,"column":30}},"5":{"start":{"line":5,"column":4},"end":{"line":5,"column":32}},"6":{"start":{"line":5,"column":24},"end":{"line":5,"column":30}},"7":{"start":{"line":6,"column":4},"end":{"line":6,"column":17}}},"branchMap":{"1":{"line":4,"type":"if","locations":[{"start":{"line":4,"column":4},"end":{"line":4,"column":4}},{"start":{"line":4,"column":4},"end":{"line":4,"column":4}}]},"2":{"line":5,"type":"if","locations":[{"start":{"line":5,"column":4},"end":{"line":5,"column":4}},{"start":{"line":5,"column":4},"end":{"line":5,"column":4}}]}}}}

coverage/lcov-report/dist/index.html

@@ -77,7 +77,7 @@ <h1>
 </div><!-- /wrapper -->
 <div class='footer quiet pad2 space-top1 center small'>
   Code coverage
-  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Aug 02 2019 11:49:13 GMT+0800 (GMT+08:00)
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Aug 02 2019 13:18:21 GMT+0800 (GMT+08:00)
 </div>
 </div>
 <script src="../prettify.js"></script>

coverage/lcov-report/dist/index.js.html

@@ -59,18 +59,18 @@ <h1>
 <span class="cline-any cline-neutral">&nbsp;</span>
 <span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">"use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.default = (function (a, b) {
+exports.add = function (a, b) {
     <span class="missing-if-branch" title="if path not taken" >I</span>if (a === void 0) { <span class="cstat-no" title="statement not covered" >a = 1; </span>}
     <span class="missing-if-branch" title="if path not taken" >I</span>if (b === void 0) { <span class="cstat-no" title="statement not covered" >b = 2; </span>}
     return a + b;
-});
+};
 &nbsp;</pre></td></tr>
 </table></pre>
 <div class='push'></div><!-- for sticky footer -->
 </div><!-- /wrapper -->
 <div class='footer quiet pad2 space-top1 center small'>
   Code coverage
-  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Aug 02 2019 11:49:13 GMT+0800 (GMT+08:00)
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Aug 02 2019 13:18:21 GMT+0800 (GMT+08:00)
 </div>
 </div>
 <script src="../prettify.js"></script>

coverage/lcov-report/index.html

@@ -77,7 +77,7 @@ <h1>
 </div><!-- /wrapper -->
 <div class='footer quiet pad2 space-top1 center small'>
   Code coverage
-  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Aug 02 2019 11:49:13 GMT+0800 (GMT+08:00)
+  generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Fri Aug 02 2019 13:18:21 GMT+0800 (GMT+08:00)
 </div>
 </div>
 <script src="prettify.js"></script>

dist/index.d.ts

@@ -1,2 +1 @@
-declare const _default: (a?: number, b?: number) => number;
-export default _default;
+export declare const add: (a?: number, b?: number) => number;

dist/index.js

@@ -1,7 +1,7 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.default = (function (a, b) {
+exports.add = function (a, b) {
     if (a === void 0) { a = 1; }
     if (b === void 0) { b = 2; }
     return a + b;
-});
+};

lib/index.ts

@@ -1,3 +1,3 @@
-export default (a: number = 1, b: number = 2): number => {
+export const add = (a: number = 1, b: number = 2): number => {
     return a + b
 }

test/test.js

@@ -1,9 +1,9 @@
 'use strict'
 const expect = require('chai').expect
-const methods = require('../dist/index.js')
+const { add } = require('../dist/index.js')
 
 describe('add', () => {
     it('结果：200', () => {
-        expect(methods.default(100, 100)).to.deep.equal(200)
+        expect(add(100, 100)).to.deep.equal(200)
     })
 })